When you're calculating, do you sometimes wonder: What did I just enter? Was it correct? How can I make sure it was accurate? Do I really have to start over to double check?

Datexx has revolutionized the way you calculate with our innovative 2-Line TrackBack Calculators by remembering your entries for you, eliminating any ambiguities and worries. It's simple! Just keep going with your calculations and take advantage of its verification and correction functionalities, without having to start any calculations over. The 2-line LCD display clearly shows exactly what you entered on the top line, and provides the results on the bottom line, so you can be sure of your numbers. TrackBack up to 1,000 entries as you would in a journal.

Reviewing previous calculations is just one touch away. The TrackBack helps you save precious times by eliminating re-dos, taking the frustration out of calculations!

• 2 -line Alpha Numerical LCD display which shows past entries
• Trackback up to 1,000 entries to help verification and make corrections
• Quickly take taxes into consideration with the tax inclusion and exclusion keys
• Make corrections to current and previous calculations
• Battery(s): 1 LR44
• Size: 5.12 x 7.48 x 1.18 (inches), 13.00 x 19.00 x 3.00 (cm)